package exception;

public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("程序开始执行");
        try {
            //String line = null;
            String line = "null";
            System.out.println(line.length());
            System.out.println(line.charAt(1));
            System.out.println(Integer.parseInt(line));
            System.out.println("!!!!!!!!!!!!!!!!!!!!!!!!");
//        }catch (NullPointerException e){
//            System.out.println("空指针");
//        }catch (StringIndexOutOfBoundsException e){
//            System.out.println("数组下标越界");
//        }
        }catch (StringIndexOutOfBoundsException | NullPointerException e ){
            System.out.println("出现了空指针或者数组下标越界异常");
        }catch (Exception e ){
            System.out.println("出错了");
        }
        System.out.println("程序执行结束");

    }
}
